O'rmon-dasht va dasht mintaqasining qora tuproqlari
o'rmon-dashtdasht mintaqasiqora tuproqlarmelioratsiya
16 betPPTX55 ko'rildi0 marta sotilgan
5 000 so'm
Oson Talaba1689 ta hujjat sotilgan
Tavsif
This book provides a general description of the black soils of desert and desert areas, their formation, and geological foundations. It explains the relationship of black soils with climate and the impact of reclamation, cultivation, and drainage on soil fertility
Hujjat haqida
- Kategoriya
- Taqdimotlar | Biologiya
- Format
- PPTX
- Hajmi
- 16 bet
- Fayl hajmi
- 824.24 KB
- Muallif
- Oson Talaba
- Qo'shilgan
- 27.01.2026
